| Date | Transaction |
| 02-28-2019 | John Mesner has retired from the St. Louis Cardinals. |
| 10-22-2018 | The St. Louis Cardinals have moved John Mesner to the active roster. The St. Louis Cardinals have moved Tex Mexico to the inactive roster. |
| 09-09-2018 | The St. Louis Cardinals have moved Tex Mexico to the active roster. The St. Louis Cardinals have moved John Mesner to the inactive roster. |
| 09-09-2018 | John Mesner of the St. Louis Cardinals is injured with a finger fracture and is expected to be out for approximately 16 days. |
| 09-04-2017 | The St. Louis Cardinals have moved John Tabor, Charlie Weiner, John Mesner, Billy Avery, and Mike Tyler to the active roster. The St. Louis Cardinals have moved Herb Garden, Jim London, Randy Harper, and Vern Kennedy to the inactive roster. |
| 08-07-2017 | The St. Louis Cardinals have moved Randy Harper and Tiny Evans to the active roster. The St. Louis Cardinals have moved Charlie Weiner and John Mesner to the inactive roster. |
| 09-05-2016 | The St. Louis Cardinals have moved Charlie Weiner, John Mesner, Mike Tyler, and Ron Breech to the active roster. The St. Louis Cardinals have moved Rodney Williams and Bob Griffith to the inactive roster. |
| 01-04-2016 | The St. Louis Cardinals have moved Rodney Williams, Guy Basnight, Steve Fisher, Bob Griffith, and Dave Hopkins to the active roster. The St. Louis Cardinals have moved Doug Heckard, John Mesner, Kenyon Smith, Mike Tyler, and Tony Everett to the inactive roster. |
| 12-27-2015 | The St. Louis Cardinals have moved John Mesner to the active roster. |
| 12-20-2015 | The St. Louis Cardinals have moved Bob Griffith to the active roster. The St. Louis Cardinals have moved John Mesner to the inactive roster. |
| 12-20-2015 | John Mesner of the St. Louis Cardinals is injured with a hip contusion and is expected to be out for approximately 6 days. |
| 09-06-2015 | The St. Louis Cardinals have moved Charlie Weiner, John Mesner, Billy Avery, John Tabor, and Mike Tyler to the active roster. The St. Louis Cardinals have moved Mikey Huntz, Buddy Duncan, John Meeker, and Jazz Renn to the inactive roster. |
| 05-03-2015 | The St. Louis Cardinals have moved Bob Griffith, Ron Breech, and Jazz Renn to the active roster. The St. Louis Cardinals have moved Charlie Weiner, John Mesner, John Tabor, and Mike Tyler to the inactive roster. |
| 12-01-2014 | The Miami Cobras have placed John Mesner on the Injured Reserve list for the remainder of the season. |
| 11-30-2014 | John Mesner of the Miami Cobras is injured with an MCL sprain and is expected to be out for approximately 44 days. |
| 09-01-2014 | The Miami Cobras have moved Doug Heckard, Jerome Bolcar, Charlie Weiner, John Mesner, Tom Barni, and Kenyon Smith to the active roster. The Miami Cobras have moved Wayne Valley, Dominic Egan, Ralph Lollar, Dave Hopkins, Ron Breech, and James McCurry to the inactive roster. |
| 01-05-2014 | The Miami Cobras have moved Jazz Renn, Bob Griffith, Buddy Duncan, and Ron Breech to the active roster. The Miami Cobras have moved Charlie Weiner, Mike Tyler, John Mesner, and Billy Avery to the inactive roster. |
| 09-02-2013 | The Miami Cobras have moved Charlie Weiner, John Mesner, John Tabor, and Mike Tyler to the active roster. The Miami Cobras have moved Bob Griffith, Ron Breech, and Jazz Renn to the inactive roster. |
| 12-31-2012 | The Miami Cobras have moved James McCurry, Champ Douglas, Jim Harris, Jeff Boyd, and Ed Harper to the active roster. The Miami Cobras have moved John Mesner, Tom Barni, Kenyon Smith, John Tabor, and Jim Cadile to the inactive roster. |
| 09-09-2012 | John Mesner of the Miami Cobras is injured with a hip contusion and is expected to be out for approximately 7 days. |
| 11-13-2011 | John Mesner of the Miami Cobras is injured with an ankle ligament sprain and is expected to be out for approximately 30 days. |
| 09-05-2011 | The Miami Cobras have moved Charlie Weiner, John Mesner, Billy Avery, and Tody Jaworski to the active roster. The Miami Cobras have moved Pete Bruno, Stormy Weathers, Jim Harris, and James McCurry to the inactive roster. |
| 01-10-2011 | The Miami Cobras have moved Mike Polk, Ed Harper, John Meeker, and James McCurry to the active roster. The Miami Cobras have moved Charlie Weiner, John Mesner, Tom Barni, and Kenyon Smith to the inactive roster. |
| 09-06-2010 | The Miami Cobras have moved J.D. Shufelt, Charlie Weiner, John Mesner, Billy Avery, and Tody Jaworski to the active roster. The Miami Cobras have moved Larry Smith, Tony Lawrence, Ray Boozer, Pete Belden, and James McCurry to the inactive roster. |
| 08-09-2010 | The Miami Cobras have moved Ray Boozer to the active roster. The Miami Cobras have moved John Mesner to the inactive roster. |
| 09-07-2009 | The Miami Cobras have moved Charlie Weiner, Tody Jaworski, John Mesner, Billy Avery, James McCurry, and J.D. Shufelt to the active roster. The Miami Cobras have moved Stormy Weathers, Gene Finneran, Ricky Orlich, James Gehrke, and Pete Bruno to the inactive roster. |
| 05-03-2009 | The Miami Cobras have moved Fran Duncan and Gene Finneran to the active roster. The Miami Cobras have moved John Mesner and Ray Bryant to the inactive roster. |
| 09-01-2008 | The Miami Cobras have moved J.D. Shufelt, Charlie Weiner, John Mesner, Cornelius Fritsch, and Sam Heenan to the active roster. The Miami Cobras have moved Troy Lofton, Bob Webber, James Gehrke, Rudy Bukich, and John Meeker to the inactive roster. |
| 08-10-2008 | The Miami Cobras have moved Frank White to the active roster. The Miami Cobras have moved John Mesner to the inactive roster. |
| 09-09-2007 | The Miami Cobras have moved John Mesner, J.D. Shufelt, Sam Heenan, Sammy Lueck, and Kenyon Smith to the active roster. The Miami Cobras have moved Dee Kupp, Richie Lucas, Curtis Nolan, John Meeker, and Tony Everett to the inactive roster. |
| 01-01-2007 | The Miami Cobras have moved Bob Webber, John Meeker, and Tony Everett to the active roster. The Miami Cobras have moved John Mesner, J.D. Shufelt, and Sammy Lueck to the inactive roster. |
| 09-04-2006 | The Miami Cobras have moved Charlie Weiner, John Mesner, Sam Heenan, Bobby Smith, Brian Haggerty, and Dan Holland to the active roster. The Miami Cobras have moved Don Toburen, Troy Lofton, George Sayforth, Bob Webber, John Meeker, and Paul Baker to the inactive roster. |
Wide Receiver